{"id":"https://openalex.org/W2071684844","doi":"https://doi.org/10.1109/iembs.2011.6092037","title":"Cost function tuning improves muscle force estimation computed by static optimization during walking","display_name":"Cost function tuning improves muscle force estimation computed by static optimization during walking","publication_year":2011,"publication_date":"2011-08-01","ids":{"openalex":"https://openalex.org/W2071684844","doi":"https://doi.org/10.1109/iembs.2011.6092037","mag":"2071684844","pmid":"https://pubmed.ncbi.nlm.nih.gov/22256261"},"language":"en","primary_location":{"id":"doi:10.1109/iembs.2011.6092037","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iembs.2011.6092037","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5079591560","display_name":"Vito Monaco","orcid":"https://orcid.org/0000-0003-1210-7553"},"institutions":[{"id":"https://openalex.org/I162290304","display_name":"Scuola Superiore Sant'Anna","ror":"https://ror.org/025602r80","country_code":"IT","type":"education","lineage":["https://openalex.org/I162290304"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"V. Monaco","raw_affiliation_strings":["The Biorobotics Institute, Scuola Superiore Sant\u2019Anna, Pisa, Italy. v.monaco@sssup.it","Biorobotics Institute, Scuola Superiore SantAnna, Pisa, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Biorobotics Institute, Scuola Superiore Sant\u2019Anna, Pisa, Italy. v.monaco@sssup.it","institution_ids":["https://openalex.org/I162290304"]},{"raw_affiliation_string":"Biorobotics Institute, Scuola Superiore SantAnna, Pisa, Italy","institution_ids":["https://openalex.org/I162290304"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044218957","display_name":"Martina Coscia","orcid":"https://orcid.org/0000-0002-0280-3486"},"institutions":[{"id":"https://openalex.org/I162290304","display_name":"Scuola Superiore Sant'Anna","ror":"https://ror.org/025602r80","country_code":"IT","type":"education","lineage":["https://openalex.org/I162290304"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"M. Coscia","raw_affiliation_strings":["Biorobotics Institute, Scuola Superiore SantAnna, Pisa, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biorobotics Institute, Scuola Superiore SantAnna, Pisa, Italy","institution_ids":["https://openalex.org/I162290304"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080060929","display_name":"Silvestro Micera","orcid":"https://orcid.org/0000-0003-4396-8217"},"institutions":[{"id":"https://openalex.org/I162290304","display_name":"Scuola Superiore Sant'Anna","ror":"https://ror.org/025602r80","country_code":"IT","type":"education","lineage":["https://openalex.org/I162290304"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"S. Micera","raw_affiliation_strings":["Biorobotics Institute, Scuola Superiore SantAnna, Pisa, Italy","Institute for Automation, Swiss Federal Institute of Technology, Zurich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biorobotics Institute, Scuola Superiore SantAnna, Pisa, Italy","institution_ids":["https://openalex.org/I162290304"]},{"raw_affiliation_string":"Institute for Automation, Swiss Federal Institute of Technology, Zurich, Switzerland","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I162290304"],"apc_list":null,"apc_paid":null,"fwci":0.6327,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.70577656,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"2011","issue":null,"first_page":"8263","last_page":"8266"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10784","display_name":"Muscle activation and electromyography studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10784","display_name":"Muscle activation and electromyography studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10338","display_name":"Advanced Sensor and Energy Harvesting Materials","score":0.992900013923645,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10982","display_name":"Motor Control and Adaptation","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/coactivation","display_name":"Coactivation","score":0.6048136353492737},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.5203992128372192},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.49953389167785645},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4481007754802704},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4468487501144409},{"id":"https://openalex.org/keywords/inverse","display_name":"Inverse","score":0.4324607849121094},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4299657344818115},{"id":"https://openalex.org/keywords/electromyography","display_name":"Electromyography","score":0.33058875799179077},{"id":"https://openalex.org/keywords/physical-medicine-and-rehabilitation","display_name":"Physical medicine and rehabilitation","score":0.13108399510383606},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1308862268924713},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12977278232574463}],"concepts":[{"id":"https://openalex.org/C2780060146","wikidata":"https://www.wikidata.org/wiki/Q637488","display_name":"Coactivation","level":3,"score":0.6048136353492737},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.5203992128372192},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.49953389167785645},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4481007754802704},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4468487501144409},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.4324607849121094},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4299657344818115},{"id":"https://openalex.org/C2777515770","wikidata":"https://www.wikidata.org/wiki/Q507369","display_name":"Electromyography","level":2,"score":0.33058875799179077},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.13108399510383606},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1308862268924713},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12977278232574463},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001696","descriptor_name":"Biomechanical Phenomena","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D001696","descriptor_name":"Biomechanical Phenomena","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D001696","descriptor_name":"Biomechanical Phenomena","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D004576","descriptor_name":"Electromyography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D004576","descriptor_name":"Electromyography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D004576","descriptor_name":"Electromyography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009132","descriptor_name":"Muscles","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D009132","descriptor_name":"Muscles","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D009132","descriptor_name":"Muscles","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false}],"locations_count":3,"locations":[{"id":"doi:10.1109/iembs.2011.6092037","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iembs.2011.6092037","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society","raw_type":"proceedings-article"},{"id":"pmid:22256261","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/22256261","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference","raw_type":null},{"id":"pmh:oai:www.iris.sssup.it:11382/340405","is_oa":false,"landing_page_url":"http://hdl.handle.net/11382/340405","pdf_url":null,"source":{"id":"https://openalex.org/S4377196376","display_name":"CINECA IRIS Institutional Research Information System (Sant'Anna School of Advanced Studies)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I162290304","host_organization_name":"Scuola Superiore Sant'Anna","host_organization_lineage":["https://openalex.org/I162290304"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.699999988079071,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1559393815","https://openalex.org/W1979826626","https://openalex.org/W2000196109","https://openalex.org/W2013083050","https://openalex.org/W2014841587","https://openalex.org/W2033299989","https://openalex.org/W2067373051","https://openalex.org/W2107980352","https://openalex.org/W2115455197","https://openalex.org/W2117368777","https://openalex.org/W2127733921","https://openalex.org/W2130350813","https://openalex.org/W2131633148","https://openalex.org/W2132600856","https://openalex.org/W2155613732"],"related_works":["https://openalex.org/W1981611856","https://openalex.org/W2062961376","https://openalex.org/W2564564150","https://openalex.org/W4310014084","https://openalex.org/W1972971041","https://openalex.org/W1964290695","https://openalex.org/W2000196109","https://openalex.org/W2908794155","https://openalex.org/W2325848636","https://openalex.org/W2169802943"],"abstract_inverted_index":{"Muscle":[0,98],"force":[1,140,159],"estimation":[2,160],"while":[3],"a":[4,31,123,198],"dynamic":[5,22,106],"motor":[6],"task":[7],"is":[8],"carried":[9],"out":[10],"still":[11],"presents":[12],"open":[13],"questions.":[14],"In":[15,170],"particular,":[16,171],"concerning":[17],"locomotion,":[18],"although":[19],"the":[20,41,53,62,104,112,116,137,149,153,167,178,182,208],"inverse":[21,105],"based":[23,107],"static":[24,108],"optimization":[25,109],"has":[26],"been":[27],"widely":[28],"accepted":[29],"as":[30],"suitable":[32],"method":[33],"to":[34,67,122,134,174,181,213],"obtain":[35],"reliable":[36,200],"results,":[37],"appropriate":[38],"modifications":[39,60],"of":[40,55,61,72,81,118,194],"object":[42],"function":[43,64,210],"may":[44],"improve":[45],"results.":[46],"This":[47,127],"paper":[48],"was":[49,96,115,129,145],"aimed":[50],"at":[51],"analyzing":[52],"sensitivity":[54],"estimated":[56,101,146,188],"muscle":[57,119],"forces":[58,99,189],"when":[59,177],"objective":[63],"are":[65],"adopted":[66,175],"better":[68,190],"fit":[69,214],"EMG":[70,143,195,215],"signals":[71,144],"healthy":[73],"subjects.":[74],"A":[75],"7":[76],"links":[77],"and":[78,136,142,152,186],"9":[79,93],"degrees":[80],"freedom":[82],"biomechanical":[83],"model":[84],"accounting":[85],"for":[86],"14":[87],"lower":[88],"limb":[89],"muscles,":[90],"grouped":[91],"in":[92,110,211],"equivalent":[94],"actuators,":[95],"developed.":[97],"were":[100],"by":[102,147,164,205],"using":[103],"which":[111],"performance":[113],"criteria":[114],"sum":[117],"stresses":[120],"raised":[121],"certain":[124],"n":[125],"power.":[126],"exponent":[128,179],"gradually":[130],"changed":[131],"(from":[132],"2":[133],"100)":[135],"agreement":[138],"between":[139,184],"patterns":[141],"both":[148],"correlation":[150],"coefficient":[151],"Coactivation":[154],"Index.":[155],"Results":[156],"suggested":[157],"that":[158],"can":[161,202],"be":[162,203],"improved":[163],"slightly":[165],"modifying":[166],"cost":[168,209],"function.":[169],"with":[172],"respect":[173],"data,":[176],"belong":[180],"interval":[183],"2.75":[185],"4,":[187],"captured":[191],"general":[192],"features":[193],"signals.":[196,216],"Concluding,":[197],"more":[199],"solution":[201],"obtained":[204],"suitably":[206],"tuning":[207],"order":[212]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-02T09:51:11.867554","created_date":"2025-10-10T00:00:00"}